:root{--bg: #f4f6fc;--surface: #ffffff;--surface-hover: #f1f4fa;--border: rgba(15, 23, 42, .08);--text: #1c1f26;--text-secondary: #5f6672;--accent: #1f5eeb;--accent-soft: #e3ecfd;--accent-soft-2: #d3e3fd;--danger: #d64545;--star: #f4b400;--radius-lg: 16px;--radius-md: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);--shadow-lg: 0 8px 28px rgba(15, 23, 42, .18);--transition: .16s cubic-bezier(.4, 0, .2, 1);--font: "Inter", system-ui, -apple-system, sans-serif}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:none;cursor:pointer}input,textarea{font-family:inherit;font-size:inherit;color:inherit}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;color:var(--text-secondary);transition:background var(--transition);flex-shrink:0}.icon-btn:hover:not(:disabled){background:#0f172a12}.icon-btn:disabled{opacity:.35;cursor:default}.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:10px 26px;background:var(--accent);color:#fff;font-weight:600;border-radius:999px;transition:transform var(--transition),box-shadow var(--transition),opacity var(--transition)}.btn-primary:hover:not(:disabled){box-shadow:0 2px 8px #1f5eeb66;transform:scale(1.02)}.btn-primary:disabled{opacity:.55;cursor:default}.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:9px 20px;border:1px solid var(--border);border-radius:999px;font-weight:500;color:var(--accent);transition:background var(--transition)}.btn-secondary:hover{background:var(--accent-soft)}.btn-block{width:100%;justify-content:center}.btn-link{color:var(--accent);font-weight:500;padding:8px 0;transition:opacity var(--transition)}.btn-link:hover{opacity:.75}.avatar{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;color:#fff;font-weight:600;font-size:14px;flex-shrink:0;transition:box-shadow var(--transition)}button.avatar:hover{box-shadow:0 0 0 4px #0f172a14}.avatar-lg{width:46px;height:46px;font-size:18px}.avatar-md{width:40px;height:40px;font-size:16px}.avatar-sm{width:26px;height:26px;font-size:12px}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40}.spinner{width:28px;height:28px;border:3px solid var(--accent-soft);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin .8s linear infinite}.app-loading{height:100%;display:flex;align-items:center;justify-content:center}.toast{position:fixed;bottom:24px;left:24px;background:#2b2f38;color:#f5f5f5;padding:12px 20px;border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);z-index:100;animation:toast-in .2s ease-out;max-width:min(420px,calc(100vw - 48px))}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}}.login-page{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:44px 40px;box-shadow:var(--shadow-sm)}.login-logo{display:flex;align-items:center;gap:10px;color:var(--accent);font-size:22px;font-weight:700;letter-spacing:-.02em;margin-bottom:28px}.login-card h1{font-size:24px;font-weight:600;letter-spacing:-.02em;margin-bottom:6px}.login-subtitle{color:var(--text-secondary);margin-bottom:28px}.field{margin-bottom:18px}.field label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.field input{width:100%;padding:11px 14px;border:1px solid rgba(15,23,42,.16);border-radius:var(--radius-sm);background:var(--surface);transition:border-color var(--transition),box-shadow var(--transition)}.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #1f5eeb26}.form-error{background:#fdecec;color:var(--danger);border-radius:var(--radius-sm);padding:10px 14px;margin-bottom:18px;font-size:13px}.login-card .btn-link{margin-top:18px}.mail-app{height:100%;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:16px;padding:10px 16px;flex-shrink:0}.topbar-left{display:flex;align-items:center;gap:4px;min-width:218px}.topbar-logo{display:flex;align-items:center;gap:8px;color:var(--accent);font-size:20px;font-weight:700;letter-spacing:-.02em;padding-left:4px}.topbar-search{position:relative;flex:1;max-width:680px;display:flex;align-items:center}.topbar-search input{width:100%;padding:12px 44px 12px 48px;border:none;border-radius:999px;background:#0f172a0e;transition:background var(--transition),box-shadow var(--transition)}.topbar-search input:focus{outline:none;background:var(--surface);box-shadow:var(--shadow-sm)}.search-icon{position:absolute;left:16px;color:var(--text-secondary);pointer-events:none}.search-clear{position:absolute;right:8px;width:30px;height:30px}.topbar-right{position:relative;margin-left:auto;display:flex;align-items:center;padding-right:4px}.account-menu{position:absolute;top:46px;right:0;width:300px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:18px;z-index:50}.account-info{display:flex;align-items:center;gap:14px;margin-bottom:16px}.account-name{font-weight:600}.account-email{color:var(--text-secondary);font-size:13px}.account-logout{display:flex;align-items:center;gap:10px;width:100%;padding:10px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);font-weight:500;transition:background var(--transition)}.account-logout:hover{background:var(--surface-hover)}.mail-body{flex:1;display:flex;min-height:0}.sidebar{width:240px;flex-shrink:0;padding:6px 12px 16px 8px;display:flex;flex-direction:column;gap:14px}.compose-btn{display:inline-flex;align-items:center;gap:12px;padding:15px 24px;margin-left:4px;background:var(--accent-soft-2);color:#0b2e7a;font-weight:600;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);align-self:flex-start;transition:box-shadow var(--transition),transform var(--transition)}.compose-btn:hover{box-shadow:0 3px 10px #0f172a2e;transform:scale(1.02)}.folder-list{list-style:none;display:flex;flex-direction:column;gap:2px}.folder-item{display:flex;align-items:center;gap:14px;width:100%;padding:8px 12px 8px 20px;border-radius:0 999px 999px 0;color:var(--text);transition:background var(--transition)}.folder-item:hover{background:#0f172a0f}.folder-active{background:var(--accent-soft-2);font-weight:600;color:#0b2e7a}.folder-active:hover{background:var(--accent-soft-2)}.folder-label{flex:1;text-align:left}.folder-badge{font-size:12px;font-weight:600;color:var(--text-secondary)}.folder-active .folder-badge{color:#0b2e7a}.mail-content{flex:1;min-width:0;background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;border:1px solid var(--border);border-bottom:none;margin-right:12px;display:flex;flex-direction:column;overflow:hidden}.email-list{display:flex;flex-direction:column;height:100%}.list-toolbar{display:flex;align-items:center;gap:8px;padding:8px 16px;border-bottom:1px solid var(--border);flex-shrink:0}.search-label{color:var(--text-secondary);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.list-pagination{margin-left:auto;display:flex;align-items:center;gap:4px;color:var(--text-secondary);font-size:12px}.email-rows{list-style:none;overflow-y:auto;flex:1}.email-row{display:flex;align-items:center;gap:4px;padding:0 16px 0 8px;height:44px;border-bottom:1px solid rgba(15,23,42,.05);cursor:pointer;position:relative;transition:box-shadow var(--transition)}.email-row:hover{box-shadow:inset 0 -1px #0f172a1a,0 1px 4px #0f172a24;z-index:1}.email-unread{background:transparent;font-weight:600}.email-row:not(.email-unread){color:var(--text-secondary)}.email-row:not(.email-unread) .row-who,.email-row:not(.email-unread) .row-subject{color:var(--text);font-weight:400}.email-unread .row-who,.email-unread .row-subject{color:var(--text)}.star-btn{width:34px;height:34px}.star-btn.starred{color:var(--star)}.row-who{width:180px;flex-shrink:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.row-draft{color:var(--danger)!important;width:auto;margin-right:6px}.row-who-draft-to{width:120px;flex-shrink:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-secondary);font-weight:400}.row-text{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.row-snippet{color:var(--text-secondary);font-weight:400}.row-date{font-size:12px;flex-shrink:0;margin-left:12px;color:inherit}.email-unread .row-date{color:var(--text)}.row-actions{display:none;align-items:center;position:absolute;right:8px;background:inherit}.email-row:hover .row-actions{display:flex;background:var(--surface)}.email-row:hover .row-date{visibility:hidden}.list-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:var(--text-secondary);padding:40px;text-align:center}.email-view{display:flex;flex-direction:column;height:100%}.view-toolbar{display:flex;align-items:center;padding:8px 16px;border-bottom:1px solid var(--border);flex-shrink:0}.view-toolbar-actions{display:flex;align-items:center;gap:4px;margin-left:8px}.view-scroll{overflow-y:auto;flex:1;padding:28px 56px 48px}.view-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:24px}.view-subject{font-size:22px;font-weight:500;letter-spacing:-.02em;line-height:1.3}.view-meta{display:flex;align-items:flex-start;gap:14px;margin-bottom:28px}.view-meta-text{flex:1;min-width:0}.meta-name{font-weight:600;margin-right:8px}.meta-email,.meta-to,.meta-date{color:var(--text-secondary);font-size:13px}.meta-date{flex-shrink:0}.view-body{white-space:pre-wrap;word-wrap:break-word;font-size:14.5px;line-height:1.65;max-width:760px}.view-actions{display:flex;gap:12px;margin-top:40px}.compose{position:fixed;bottom:0;right:60px;width:540px;max-width:calc(100vw - 24px);background:var(--surface);border-radius:var(--radius-md) var(--radius-md) 0 0;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;z-index:60;max-height:min(600px,calc(100vh - 40px))}.compose-min{width:300px}.compose-header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px 10px 18px;background:#2b2f38;color:#f5f5f5;border-radius:var(--radius-md) var(--radius-md) 0 0;cursor:default;flex-shrink:0}.compose-min .compose-header{cursor:pointer}.compose-title{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.compose-header-actions{display:flex;gap:2px}.compose-icon{width:28px;height:28px;color:#cfd3da}.compose-icon:hover{background:#ffffff1f}.compose-field{display:flex;align-items:center;gap:8px;padding:0 18px;border-bottom:1px solid var(--border);flex-shrink:0}.compose-field label{color:var(--text-secondary);font-size:13px}.compose-field input{flex:1;border:none;padding:11px 0;background:transparent;min-width:0}.compose-field input:focus{outline:none}.compose-subject{font-weight:500}.cc-toggle{font-size:13px;color:var(--text-secondary);padding:4px 6px}.suggestions{position:relative;background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);z-index:5;flex-shrink:0}.suggestion{display:flex;align-items:center;gap:10px;width:100%;padding:9px 18px;text-align:left;transition:background var(--transition)}.suggestion:hover{background:var(--surface-hover)}.suggestion-name{font-weight:500}.suggestion-email{color:var(--text-secondary);font-size:13px}.compose-body{flex:1;border:none;resize:none;padding:14px 18px;min-height:220px;line-height:1.6;background:transparent}.compose-body:focus{outline:none}.compose-footer{display:flex;align-items:center;justify-content:space-between;padding:12px 18px 14px;flex-shrink:0}@media(max-width:768px){.topbar{gap:8px;padding:8px 10px}.topbar-left{min-width:0}.topbar-logo span{display:none}.sidebar{position:fixed;top:0;left:0;bottom:0;z-index:50;background:var(--surface);box-shadow:var(--shadow-lg);transform:translate(-105%);transition:transform .24s cubic-bezier(.4,0,.2,1);padding-top:16px}.sidebar-open{transform:translate(0)}.sidebar-overlay{background:#0f172a52}.mail-content{margin-right:0;border-radius:0;border-left:none;border-right:none}.row-who{width:110px}.row-actions{display:none!important}.email-row:hover .row-date{visibility:visible}.view-scroll{padding:20px 16px 40px}.compose{right:0;width:100vw;max-height:calc(100vh - 8px)}}